Tim McCarthy has served as Chief of the Police Department since May of 1994. He retired from the United States Secret Service in October of 1993 after 22 years of service.

His career included eight years assigned to the Presidential Protective Division in Washington D.C. and 14 years as a criminal investigator in the Chicago Division. Chief McCarthy also served as a Special Agent in Charge of the Chicago Division from 1989 until his retirement in 1993.

Chief McCarthy graduated from the University of Illinois in Champaign-Urbana in 1971 with a BS in Finance and received his Masters Degree in Criminal / Social Justice from Lewis University in 1999. Chief McCarthy is married and has three children.